01 -
Spray a 6-quart slow cooker with nonstick cooking spray. Place the chicken breasts inside.
02 -
Evenly sprinkle brown sugar, garlic powder, onion powder, cayenne pepper, and salt over the chicken breasts.
03 -
Distribute butter slices evenly atop the chicken. Cook on low for 5 to 6 hours or on high for 3 to 4 hours without adding liquid.
04 -
Once cooked, shred the chicken directly in the slow cooker using two forks or an electric hand mixer. Mix thoroughly with the juices and keep warm.
05 -
In a small saucepan over medium heat, whisk together butter, brown sugar, cayenne, garlic powder, onion powder, and salt until just simmering. Remove from heat immediately.
06 -
Place shredded chicken on hamburger buns and drizzle with prepared Nashville hot sauce to taste.